Lastest News

July, 2017: In collaboration with Gupta group, Xiaoyu and George's paper titled "Room-Temperature Processing of TiOx Electron Transporting Layer for Perovskite Solar Cells" has been accepted for publication in the Journal of Physical Chemistry Letters!! Congratulations!

July, 2017: In collaboration with Lee group, our paper titled "
Origin of long lifetime of band-edge charge carriers in organic–inorganic lead iodide perovskites" has been accepted for publication in Proceedings of the National Academy of Sciences!!

June, 2017: Our postdoc Dr. J. Scott Niezgoda will be an Assistant Professor in the Dept. of Chemistry, St. Joseph's University! Congratulations! It was fantastic to have him in our group and we wish him the best.

June, 2017: Choi group had ~1 week long beamtime at CHESS. It was a very productive run. Papers to come! Also, Prof. Choi gave an invited talk at the CHESS Users' Meeting 2017.

May, 2017: Our undergraduate researchers Jen and Justin graduated. Congratulations!

April, 2017: Scott's paper titled "Improved Charge Collection in Highly Efficient CsPbBrI2 Solar Cells with Light-Induced Dealloying" has been accepted for publication in ACS Energy Letters!! Congratulations!
"Developing hybrid organic-inorganic materials for next generation optoelectronic devices"

Our research group aims to advance the fundamental understanding of relationships between structure of semiconductor nanomaterials and their optical, electrical and magnetic properties. New insights obtained from our research enable development of novel semiconductor nanomaterials with tailored properties for next generation solar cells, light-emitting diodes, medical imaging agents and spintronics.

Choi Lab

Department of Chemical Engineering,
University of Virginia
ail: jjc6z[at]virginia[dot]edu
Phone: 434-243-1822
Webmaster: Alex Chen
102 Engineers' Way
P.O. Box 400741
Charlottesville, VA
Choi Laboratory for Optoelectronic Nanomaterials
Department of Chemical Engineering